feat(backend): implement postgres job queue

backend/config/urls.py

@@ -0,0 +1,33 @@
+from django.contrib import admin
+from django.urls import include, path
+from drf_spectacular.views import SpectacularAPIView, SpectacularSwaggerView
+from rest_framework.response import Response
+from rest_framework.views import APIView
+
+from jobs.views import HealthAPIView
+
+
+class ConfigAPIView(APIView):
+    def get(self, request):
+        return Response(
+            {
+                "default_priority": 50,
+                "job_types": [
+                    "demo.success",
+                    "demo.fail",
+                    "demo.slow",
+                    "demo.timeout",
+                    "demo.flaky",
+                ],
+            }
+        )
+
+
+urlpatterns = [
+    path("admin/", admin.site.urls),
+    path("api/schema/", SpectacularAPIView.as_view(), name="schema"),
+    path("api/docs/", SpectacularSwaggerView.as_view(url_name="schema"), name="swagger-ui"),
+    path("api/health/", HealthAPIView.as_view(), name="health"),
+    path("api/config/", ConfigAPIView.as_view(), name="config"),
+    path("api/", include("jobs.urls")),
+]